Recapping process



oontaot with the road. Moreover, distortion of tires by molds is avoided by the kettle cure procclaim and desire to secure by Letters Patent is:

Having thus described my invention, what I 15 The process of repairing tires.- by the use of thekettle cure process, comprising buiilng of! the tread of a tire that is thinner .at the center of the tread than at the edges thereof, to produce corners between the bufi'ed surface and the surfaces of the side walls, applying to the buii'ed tread a lamination of rubber'having its greatest. `thickness at its center portion and tapering from the center portion to its edges, the edges of the lamination being` placed to coincide with the corners formed by the intersection ofthe side wall surfaces with the bufled portion, and vulcanizing the tire lamination by steam pressure, preserving substantially the same contour of the tire during vulcanization.

' ROBERT E. STEELE 

